Increased DEFAULT_TRACK_HEIGHT from 120px to 150px to properly fit: - Volume slider - Pan slider - Input level meter (when track is armed or recording) This ensures all controls have adequate vertical spacing and the input meter doesn't get cramped when it appears under the pan control. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>